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Amber is using 3 ft by14 ft sheets or wallpaper to cover a rectangular wall that has an area of 240ft^2. What is the least number of sheets of wallpaper she will need?

Amber is using 3 ft by14 ft sheets or wallpaper to cover a rectangular wall that has an area of 240ft^2. What is the least number of sheets of wallpaper she will need?
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4 votes
Amber is using 3 ft by14 ft sheets or wallpaper to cover a rectangular wall that has an area of 240ft^2. What is the least number of sheets of wallpaper she will need?

User Rayee Roded
by
8.0k points

1 Answer

4 votes
3ft x 14ft = 42ft^2


240ft^2
----------
42ft^2

5.7

So she needs 6 sheets.
User Krmld
by
8.9k points
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